We document a significant and robust connection between firm-level asset changes and return momentum. Momentum profits are large and significant for firms that have experienced large asset expansions or contractions, whereas they otherwise are small and often insignificant. The interaction...

We estimate the private value of Apple’s iPhone by observing abnormal stock market reactions to news announcements and patent publications related to the innovation. Our estimate of the lower bound on the market valuation of iPhone is fairly high, at minimum 30 billion U.S. (event day)...

Finland experienced an extremely severe economic depression in the early 1990s.In the midst of this crisis, significant new legislation was passed that increased supervisory powers official market regulators and reformed bankruptcy procedures significantly decreasing the protection of...

A sweeping and protracted reform of corporate law took place in Finland in the 1970s. The reform brought significant improvements to investor protection and, similar to the US Sarbanes-Oxley Act, tightened disclosure rules at the cost of increasing the work load in corporate reporting. We find...

We study the value of innovation in a case study of one of the most visible innovative products in recent years, Apple s iPhone. The value effects of news announcements, patent publications, and trademarks relating to iPhone are taken into account. Our estimate of the lower bound on the value of...

We analyze preferences of foreign institutional investors in the Chinese stock market in a sample that covers 2003 to 2014. We find foreign investors changed their investment behavior during the sample period from generic patterns found in much of the world to China-specific patterns. The...